:root {
    --dark-bg: #121212;
    --dark-surface: #1e1e1e;
    --dark-card: #252525;
    --dark-border: #333333;
    --primary: #4ecdc4;
    --secondary: #2c5530;
    --accent: #ff6b6b;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-primary);
    background-color: var(--dark-bg);
    line-height: 1.6;
      background-image: url(../img/1_3_1.png);
 background-attachment: fixed;
 background-size: cover;
            background-position: center; 
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    color: var(--text-primary);
}

.navbar {
    background-color: var(--dark-surface) !important;
    border-bottom: 1px solid var(--dark-border);
}

.navbar-brand {
    font-weight: 700;
    color: var(--primary) !important;
}

.nav-link {
    color: var(--text-secondary) !important;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary) !important;
}

.section-title {
    position: relative;
    padding-bottom: 15px;
    margin-bottom: 30px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--primary);
}

.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #121212;
    font-weight: 500;
}

.btn-primary:hover {
    background-color: #3abab2;
    border-color: #3abab2;
    color: #121212;
}

.card {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    color: var(--text-primary);
}

.footer {
    background-color: var(--dark-surface);
    color: var(--text-primary);
    border-top: 1px solid var(--dark-border);
}

@media (max-width: 768px) {
    .display-4 {
        font-size: 2rem;
    }
}

 /* Дополнительные стили для прайс-листа */
        .price-hero {

            background-position: center;
            padding: 100px 0 60px;
            color: white;
        }
/*
#onTrenBlok{
  background-image: url(../img/1_2.jpg);
 background-attachment: fixed;
 background-size: cover;
            background-position: center;  
}
*/



        .price-card {
            transition: all 0.3s ease;
            border: 1px solid var(--dark-border);
            height: 100%;
        }
        
        .price-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 25px rgba(0,0,0,0.15);
        }
        
        .price-card.popular {
            border: 2px solid var(--accent);
            position: relative;
        }
        
        .popular-badge {
            position: absolute;
            top: -12px;
            right: 20px;
            background: var(--accent);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: bold;
            z-index: 10;
        }
        
        .price-amount {
            font-size: 2rem;
            font-weight: bold;
            color: var(--accent);
            margin: 15px 0 5px;
        }
        
        .price-period {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        
        .feature-list {
            list-style: none;
            padding-left: 0;
            margin: 20px 0;
        }
        
        .feature-list li {
            padding: 8px 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            display: flex;
            align-items: flex-start;
        }
        
        .feature-list li:last-child {
            border-bottom: none;
        }
        
        .feature-list li i {
            color: var(--primary);
            margin-right: 10px;
            flex-shrink: 0;
            margin-top: 3px;
        }
        
        .contact-section {
            background: var(--dark-surface);
            border-radius: 10px;
            padding: 30px;
            margin-top: 40px;
        }
        
        .contact-card {
            text-align: center;
            padding: 20px;
        }
        
        .contact-card h4 {
            color: var(--primary);
            margin-bottom: 15px;
        }
        
        .contact-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 15px;
        }
        
        .contact-links a {
            color: var(--text-primary);
            text-decoration: none;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 8px;
            border-radius: 5px;
            transition: background-color 0.3s ease;
        }
        
        .contact-links a:hover {
            background-color: rgba(255,255,255,0.1);
        }
        
        .important-info {
            background: var(--dark-card);
            border-left: 4px solid var(--primary);
            padding: 25px;
            border-radius: 0 8px 8px 0;
            margin: 40px 0;
        }
        
        @media (max-width: 768px) {
            .price-hero {
                padding: 80px 0 40px;
            }
            
            .price-amount {
                font-size: 1.7rem;
            }
            
            .contact-section {
                padding: 20px;
            }
        }